Magnetism and Electromagnetism In the left hand rule, forefinger always represents current Voltage magnetic field direction of force on the conductor current Voltage magnetic field direction of force on the conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The uniform magnetic field is None of the listed here The field in which all lines of magnetic flux are parallel and equidistant The field of a set of parallel conductors The field of a single conductor None of the listed here The field in which all lines of magnetic flux are parallel and equidistant The field of a set of parallel conductors The field of a single conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Main causes of noisy solenoid are uneven bearing surface, caused by dirt or uneven wear between moving and stationary parts Both of the listed here strong tendency of fan out of laminations at the end caused by repulsion among magnetic lines of force None of these uneven bearing surface, caused by dirt or uneven wear between moving and stationary parts Both of the listed here strong tendency of fan out of laminations at the end caused by repulsion among magnetic lines of force None of these ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The attraction capacity of electromagnet will increase if the Flux density decreases Flux density increases Core length increases Core area increases Flux density decreases Flux density increases Core length increases Core area increases ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The bar magnet has Dipole moment None of the listed here Both dipole and monopole moment Monopole moment Dipole moment None of the listed here Both dipole and monopole moment Monopole moment ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Strength of an electromagnet can be increased by Increasing the number of turns All of the listed here Increasing current supply Increasing the cross-sectional area Increasing the number of turns All of the listed here Increasing current supply Increasing the cross-sectional area ANSWER DOWNLOAD EXAMIANS APP
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